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Constant Current SMPS L212AN

  • Constant Current SMPS
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Constant Current SMPS (Large Output Type)

Method of changing value of voltage to stablize cuurent
Higher efficiency than constant voltage SMPS

<Features>
Prevent from over usage of current, voltage
High light output compared to low power
High Power factor, low electromagnetic waves

 

Circuit Diagram

① EMI filter circuit
② Radio rectify circuit
③ AC to DC converting controller
④ Switch
⑤ Transformer
⑥ DC Rectification
⑦ Output Connector

 

Dimension

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Type L(mm) W(mm) H(mm) Hole spacing(mm)
L212AN 212 33 25 200

Specification

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20W(Min.)
Type 20W(Min.)
Model C2020L21-48N C2020L21-36N C2020L21-24N
Input Voltage(V) 180-264V 180-264V 180-264V
Frequency(Hz) 50/60Hz ±3Hz 50/60Hz ±3Hz 50/60Hz ±3Hz
Input Current(A) 0.09A 0.09A 0.09A
Output Voltage(V) 48V ±3V 36V ±3V 24V ±3V
Output Current(A) 0.37A 0.51A 0.745A
A-T, H, D 11%or less 10%or less 9%or less
Temperature(℃) 0~45℃ 0~45℃ 0~45℃
Max. Temperature(℃) Max.70℃ Max.70℃ Max.70℃
Power Factor(%) 95%or more 96%or more 96%or more
Efficiency(%) 87%or more 87%or more 86%or more
IP IP20 IP20 IP20
Certification KS KS KS

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30W(Max.)
Type 30W(Max.)
Model C2030L21-48N C2030L21-36N C2030L21-24N
Input Voltage(V) 180-264V 180-264V 180-264V
Frequency(Hz) 50/60Hz ±3Hz 50/60Hz ±3Hz 50/60Hz ±3Hz
Input Current(A) 0.139A 0.139A 0.139A
Output Voltage(V) 48V ±3V 36V ±3V 24V ±3V
Output Current(A) 0.57A 0.78A 1.13A
A-T, H, D 13%or less 13%or less 12%or less
Temperature(℃) 0~45℃ 0~45℃ 0~45℃
Max. Temperature(℃) Max.70℃ Max.70℃ Max.70℃
Power Factor(%) 97%or more 97%or more 97%or more
Efficiency(%) 88%or more 87%or more 86%or more
IP IP20 IP20 IP20
Certification KS KS KS